222.73% is the change from 308 to 994
Calculation steps:
[( 994 - 308 ) ÷ 308] x 100 = 222.73%
Formula
Percentage change = [(994 - 308) / 308] x 100
Subtract the new number by the original number
994 - 308 = 686
686 ÷ 308 = 2.227272727272727
2.227272727272727 x 100 = 222.73%